/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 --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem02_label53.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-3af5e1f [2020-09-04 22:37:47,216 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-04 22:37:47,219 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-04 22:37:47,246 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2020-09-04 22:37:47,256 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-04 22:37:47,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-04 22:37:47,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-04 22:37:47,260 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-04 22:37:47,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-04 22:37:47,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-04 22:37:47,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-04 22:37:47,265 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-04 22:37:47,267 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-04 22:37:47,268 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-04 22:37:47,269 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-04 22:37:47,270 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-04 22:37:47,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-09-04 22:37:47,281 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-04 22:37:47,282 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-04 22:37:47,283 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-04 22:37:47,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-09-04 22:37:47,295 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-04 22:37:47,295 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-04 22:37:47,297 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-04 22:37:47,297 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-04 22:37:47,297 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-04 22:37:47,297 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-04 22:37:47,297 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-04 22:37:47,298 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-04 22:37:47,298 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-04 22:37:47,298 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-04 22:37:47,298 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-04 22:37:47,298 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-04 22:37:47,299 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-04 22:37:47,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-04 22:37:47,299 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-04 22:37:47,299 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-09-04 22:37:47,299 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-04 22:37:47,300 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-04 22:37:47,300 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-04 22:37:47,300 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-04 22:37:47,300 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-09-04 22:37:47,300 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-04 22:37:47,301 INFO L138 SettingsManager]: * Use separate solver for trace checks=false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-09-04 22:37:47,747 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-04 22:37:47,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-04 22:37:47,765 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-04 22:37:47,767 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-04 22:37:47,768 INFO L275 PluginConnector]: CDTParser initialized [2020-09-04 22:37:47,769 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem02_label53.c [2020-09-04 22:37:47,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e4c11ac6/11cb21e7914446e2ba6e554476e75580/FLAGa81af379f [2020-09-04 22:37:48,487 INFO L306 CDTParser]: Found 1 translation units. [2020-09-04 22:37:48,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/eca-rers2012/Problem02_label53.c [2020-09-04 22:37:48,514 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e4c11ac6/11cb21e7914446e2ba6e554476e75580/FLAGa81af379f [2020-09-04 22:37:48,752 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2e4c11ac6/11cb21e7914446e2ba6e554476e75580 [2020-09-04 22:37:48,767 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-04 22:37:48,769 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-04 22:37:48,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-04 22:37:48,770 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-04 22:37:48,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-04 22:37:48,775 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:37:48" (1/1) ... [2020-09-04 22:37:48,780 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e28bb4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:48, skipping insertion in model container [2020-09-04 22:37:48,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.09 10:37:48" (1/1) ... [2020-09-04 22:37:48,789 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-04 22:37:48,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-04 22:37:49,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:37:49,290 INFO L203 MainTranslator]: Completed pre-run [2020-09-04 22:37:49,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-04 22:37:49,510 INFO L208 MainTranslator]: Completed translation [2020-09-04 22:37:49,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49 WrapperNode [2020-09-04 22:37:49,511 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-04 22:37:49,512 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-04 22:37:49,512 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-04 22:37:49,513 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-04 22:37:49,530 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,531 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,562 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,563 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,650 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,661 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... [2020-09-04 22:37:49,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-04 22:37:49,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-04 22:37:49,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-04 22:37:49,675 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-04 22:37:49,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-09-04 22:37:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-04 22:37:49,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-04 22:37:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-09-04 22:37:49,755 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-04 22:37:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-09-04 22:37:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-04 22:37:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-04 22:37:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-09-04 22:37:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-04 22:37:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-04 22:37:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-04 22:37:51,131 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-04 22:37:51,131 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-04 22:37:51,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:37:51 BoogieIcfgContainer [2020-09-04 22:37:51,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-04 22:37:51,142 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-04 22:37:51,142 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-04 22:37:51,146 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-04 22:37:51,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.09 10:37:48" (1/3) ... [2020-09-04 22:37:51,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f4bd619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:37:51, skipping insertion in model container [2020-09-04 22:37:51,147 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.09 10:37:49" (2/3) ... [2020-09-04 22:37:51,148 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f4bd619 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.09 10:37:51, skipping insertion in model container [2020-09-04 22:37:51,148 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.09 10:37:51" (3/3) ... [2020-09-04 22:37:51,150 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem02_label53.c [2020-09-04 22:37:51,162 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-04 22:37:51,173 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-04 22:37:51,195 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-04 22:37:51,228 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-04 22:37:51,228 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-04 22:37:51,228 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-04 22:37:51,228 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-04 22:37:51,228 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-04 22:37:51,228 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-04 22:37:51,229 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-04 22:37:51,229 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-04 22:37:51,256 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states. [2020-09-04 22:37:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2020-09-04 22:37:51,283 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:37:51,285 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:37:51,285 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:37:51,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:37:51,293 INFO L82 PathProgramCache]: Analyzing trace with hash 1669931929, now seen corresponding path program 1 times [2020-09-04 22:37:51,305 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:37:51,305 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [677215828] [2020-09-04 22:37:51,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:37:51,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:51,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:37:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:52,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:37:52,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [677215828] [2020-09-04 22:37:52,012 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:37:52,013 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-09-04 22:37:52,015 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708612125] [2020-09-04 22:37:52,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 22:37:52,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:37:52,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 22:37:52,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 22:37:52,044 INFO L87 Difference]: Start difference. First operand 527 states. Second operand 5 states. [2020-09-04 22:37:55,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:37:55,264 INFO L93 Difference]: Finished difference Result 1539 states and 2132 transitions. [2020-09-04 22:37:55,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-09-04 22:37:55,267 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 164 [2020-09-04 22:37:55,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:37:55,294 INFO L225 Difference]: With dead ends: 1539 [2020-09-04 22:37:55,294 INFO L226 Difference]: Without dead ends: 935 [2020-09-04 22:37:55,304 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-09-04 22:37:55,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 935 states. [2020-09-04 22:37:55,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 935 to 878. [2020-09-04 22:37:55,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 878 states. [2020-09-04 22:37:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 878 states and 1089 transitions. [2020-09-04 22:37:55,510 INFO L78 Accepts]: Start accepts. Automaton has 878 states and 1089 transitions. Word has length 164 [2020-09-04 22:37:55,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:37:55,513 INFO L479 AbstractCegarLoop]: Abstraction has 878 states and 1089 transitions. [2020-09-04 22:37:55,513 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 22:37:55,513 INFO L276 IsEmpty]: Start isEmpty. Operand 878 states and 1089 transitions. [2020-09-04 22:37:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2020-09-04 22:37:55,533 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:37:55,534 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:37:55,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-04 22:37:55,534 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:37:55,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:37:55,537 INFO L82 PathProgramCache]: Analyzing trace with hash 591184877, now seen corresponding path program 1 times [2020-09-04 22:37:55,538 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:37:55,538 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [67537373] [2020-09-04 22:37:55,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:37:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:55,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:37:55,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:55,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:37:55,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:55,853 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:37:55,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [67537373] [2020-09-04 22:37:55,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:37:55,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-09-04 22:37:55,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820813691] [2020-09-04 22:37:55,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-09-04 22:37:55,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:37:55,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-09-04 22:37:55,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-09-04 22:37:55,874 INFO L87 Difference]: Start difference. First operand 878 states and 1089 transitions. Second operand 5 states. [2020-09-04 22:37:57,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:37:57,885 INFO L93 Difference]: Finished difference Result 2199 states and 2857 transitions. [2020-09-04 22:37:57,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-09-04 22:37:57,886 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 182 [2020-09-04 22:37:57,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:37:57,905 INFO L225 Difference]: With dead ends: 2199 [2020-09-04 22:37:57,906 INFO L226 Difference]: Without dead ends: 1343 [2020-09-04 22:37:57,910 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-09-04 22:37:57,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1343 states. [2020-09-04 22:37:58,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1343 to 1330. [2020-09-04 22:37:58,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1330 states. [2020-09-04 22:37:58,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1330 states to 1330 states and 1680 transitions. [2020-09-04 22:37:58,065 INFO L78 Accepts]: Start accepts. Automaton has 1330 states and 1680 transitions. Word has length 182 [2020-09-04 22:37:58,066 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:37:58,066 INFO L479 AbstractCegarLoop]: Abstraction has 1330 states and 1680 transitions. [2020-09-04 22:37:58,066 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-09-04 22:37:58,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1330 states and 1680 transitions. [2020-09-04 22:37:58,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2020-09-04 22:37:58,074 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:37:58,075 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:37:58,075 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-04 22:37:58,075 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:37:58,076 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:37:58,076 INFO L82 PathProgramCache]: Analyzing trace with hash 156773588, now seen corresponding path program 1 times [2020-09-04 22:37:58,076 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:37:58,076 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [425846875] [2020-09-04 22:37:58,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:37:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:58,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:37:58,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:58,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:37:58,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:37:58,323 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-04 22:37:58,324 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [425846875] [2020-09-04 22:37:58,324 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-04 22:37:58,325 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-09-04 22:37:58,325 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958902840] [2020-09-04 22:37:58,326 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 22:37:58,326 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:37:58,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 22:37:58,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-09-04 22:37:58,327 INFO L87 Difference]: Start difference. First operand 1330 states and 1680 transitions. Second operand 8 states. [2020-09-04 22:38:02,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:38:02,986 INFO L93 Difference]: Finished difference Result 5170 states and 6851 transitions. [2020-09-04 22:38:02,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-04 22:38:02,988 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 198 [2020-09-04 22:38:02,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:38:03,022 INFO L225 Difference]: With dead ends: 5170 [2020-09-04 22:38:03,022 INFO L226 Difference]: Without dead ends: 3862 [2020-09-04 22:38:03,032 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306 [2020-09-04 22:38:03,044 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3862 states. [2020-09-04 22:38:03,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3862 to 3453. [2020-09-04 22:38:03,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3453 states. [2020-09-04 22:38:03,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3453 states to 3453 states and 4451 transitions. [2020-09-04 22:38:03,475 INFO L78 Accepts]: Start accepts. Automaton has 3453 states and 4451 transitions. Word has length 198 [2020-09-04 22:38:03,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:38:03,476 INFO L479 AbstractCegarLoop]: Abstraction has 3453 states and 4451 transitions. [2020-09-04 22:38:03,476 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 22:38:03,476 INFO L276 IsEmpty]: Start isEmpty. Operand 3453 states and 4451 transitions. [2020-09-04 22:38:03,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2020-09-04 22:38:03,490 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:38:03,491 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:38:03,491 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-04 22:38:03,491 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:38:03,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:38:03,492 INFO L82 PathProgramCache]: Analyzing trace with hash 855673452, now seen corresponding path program 1 times [2020-09-04 22:38:03,492 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:38:03,492 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1803040885] [2020-09-04 22:38:03,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:38:03,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:03,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:38:03,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:03,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:38:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:03,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-09-04 22:38:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:03,697 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 49 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:38:03,698 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1803040885] [2020-09-04 22:38:03,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:38:03,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 22:38:03,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [176450990] [2020-09-04 22:38:03,699 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 22:38:03,699 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:38:03,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 22:38:03,700 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 22:38:03,700 INFO L87 Difference]: Start difference. First operand 3453 states and 4451 transitions. Second operand 7 states. [2020-09-04 22:38:07,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:38:07,845 INFO L93 Difference]: Finished difference Result 10671 states and 15115 transitions. [2020-09-04 22:38:07,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 22:38:07,846 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 220 [2020-09-04 22:38:07,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:38:07,917 INFO L225 Difference]: With dead ends: 10671 [2020-09-04 22:38:07,918 INFO L226 Difference]: Without dead ends: 7240 [2020-09-04 22:38:07,945 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-09-04 22:38:07,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7240 states. [2020-09-04 22:38:08,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7240 to 6745. [2020-09-04 22:38:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6745 states. [2020-09-04 22:38:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6745 states to 6745 states and 8923 transitions. [2020-09-04 22:38:08,932 INFO L78 Accepts]: Start accepts. Automaton has 6745 states and 8923 transitions. Word has length 220 [2020-09-04 22:38:08,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:38:08,934 INFO L479 AbstractCegarLoop]: Abstraction has 6745 states and 8923 transitions. [2020-09-04 22:38:08,934 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 22:38:08,934 INFO L276 IsEmpty]: Start isEmpty. Operand 6745 states and 8923 transitions. [2020-09-04 22:38:08,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2020-09-04 22:38:08,985 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:38:08,985 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:38:08,985 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-04 22:38:08,986 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:38:08,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:38:08,986 INFO L82 PathProgramCache]: Analyzing trace with hash 1384068218, now seen corresponding path program 1 times [2020-09-04 22:38:08,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:38:08,987 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [282208857] [2020-09-04 22:38:08,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:38:09,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:09,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:38:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:09,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:38:09,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:09,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 22:38:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:09,214 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 59 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-09-04 22:38:09,215 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [282208857] [2020-09-04 22:38:09,215 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:38:09,215 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-04 22:38:09,216 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488060511] [2020-09-04 22:38:09,216 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-04 22:38:09,216 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:38:09,217 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-04 22:38:09,217 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-04 22:38:09,217 INFO L87 Difference]: Start difference. First operand 6745 states and 8923 transitions. Second operand 7 states. [2020-09-04 22:38:13,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:38:13,548 INFO L93 Difference]: Finished difference Result 14698 states and 20386 transitions. [2020-09-04 22:38:13,549 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-04 22:38:13,549 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 224 [2020-09-04 22:38:13,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:38:13,623 INFO L225 Difference]: With dead ends: 14698 [2020-09-04 22:38:13,623 INFO L226 Difference]: Without dead ends: 7995 [2020-09-04 22:38:13,663 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-09-04 22:38:13,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7995 states. [2020-09-04 22:38:15,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7995 to 7435. [2020-09-04 22:38:15,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7435 states. [2020-09-04 22:38:15,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7435 states to 7435 states and 9446 transitions. [2020-09-04 22:38:15,499 INFO L78 Accepts]: Start accepts. Automaton has 7435 states and 9446 transitions. Word has length 224 [2020-09-04 22:38:15,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:38:15,499 INFO L479 AbstractCegarLoop]: Abstraction has 7435 states and 9446 transitions. [2020-09-04 22:38:15,499 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-04 22:38:15,500 INFO L276 IsEmpty]: Start isEmpty. Operand 7435 states and 9446 transitions. [2020-09-04 22:38:15,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-09-04 22:38:15,535 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:38:15,535 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-09-04 22:38:15,535 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-04 22:38:15,535 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:38:15,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:38:15,536 INFO L82 PathProgramCache]: Analyzing trace with hash 1967485839, now seen corresponding path program 1 times [2020-09-04 22:38:15,536 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:38:15,537 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [515060619] [2020-09-04 22:38:15,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:38:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:15,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:38:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:15,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:38:15,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:15,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-09-04 22:38:15,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 60 proven. 23 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-04 22:38:15,784 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [515060619] [2020-09-04 22:38:15,784 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:38:15,784 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-09-04 22:38:15,785 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974479240] [2020-09-04 22:38:15,785 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-04 22:38:15,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:38:15,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-04 22:38:15,786 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-04 22:38:15,786 INFO L87 Difference]: Start difference. First operand 7435 states and 9446 transitions. Second operand 8 states. [2020-09-04 22:38:19,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:38:19,511 INFO L93 Difference]: Finished difference Result 14741 states and 18651 transitions. [2020-09-04 22:38:19,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-04 22:38:19,511 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 242 [2020-09-04 22:38:19,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:38:19,555 INFO L225 Difference]: With dead ends: 14741 [2020-09-04 22:38:19,555 INFO L226 Difference]: Without dead ends: 6970 [2020-09-04 22:38:19,608 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240 [2020-09-04 22:38:19,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6970 states. [2020-09-04 22:38:20,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6970 to 6896. [2020-09-04 22:38:20,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6896 states. [2020-09-04 22:38:20,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6896 states to 6896 states and 8116 transitions. [2020-09-04 22:38:20,412 INFO L78 Accepts]: Start accepts. Automaton has 6896 states and 8116 transitions. Word has length 242 [2020-09-04 22:38:20,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:38:20,412 INFO L479 AbstractCegarLoop]: Abstraction has 6896 states and 8116 transitions. [2020-09-04 22:38:20,412 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-04 22:38:20,412 INFO L276 IsEmpty]: Start isEmpty. Operand 6896 states and 8116 transitions. [2020-09-04 22:38:20,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2020-09-04 22:38:20,434 INFO L414 BasicCegarLoop]: Found error trace [2020-09-04 22:38:20,435 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-04 22:38:20,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-04 22:38:20,435 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-04 22:38:20,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-04 22:38:20,436 INFO L82 PathProgramCache]: Analyzing trace with hash -266646099, now seen corresponding path program 1 times [2020-09-04 22:38:20,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-04 22:38:20,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1610027116] [2020-09-04 22:38:20,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-04 22:38:20,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:20,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-04 22:38:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:20,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-09-04 22:38:20,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:20,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-09-04 22:38:20,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:20,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-09-04 22:38:20,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-04 22:38:20,724 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 109 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-09-04 22:38:20,724 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1610027116] [2020-09-04 22:38:20,725 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-04 22:38:20,725 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-09-04 22:38:20,725 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336035865] [2020-09-04 22:38:20,727 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-04 22:38:20,727 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-04 22:38:20,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-04 22:38:20,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-09-04 22:38:20,729 INFO L87 Difference]: Start difference. First operand 6896 states and 8116 transitions. Second operand 10 states. [2020-09-04 22:38:26,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-04 22:38:26,285 INFO L93 Difference]: Finished difference Result 13086 states and 15341 transitions. [2020-09-04 22:38:26,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-09-04 22:38:26,286 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 260 [2020-09-04 22:38:26,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-04 22:38:26,293 INFO L225 Difference]: With dead ends: 13086 [2020-09-04 22:38:26,293 INFO L226 Difference]: Without dead ends: 0 [2020-09-04 22:38:26,325 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=136, Invalid=464, Unknown=0, NotChecked=0, Total=600 [2020-09-04 22:38:26,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-04 22:38:26,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-04 22:38:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-04 22:38:26,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-04 22:38:26,326 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 260 [2020-09-04 22:38:26,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-04 22:38:26,326 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-04 22:38:26,326 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-04 22:38:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-04 22:38:26,327 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-04 22:38:26,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-04 22:38:26,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-04 22:38:42,174 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-09-04 22:38:49,349 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:38:59,724 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 71 [2020-09-04 22:39:02,037 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:39:02,519 WARN L193 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:39:03,020 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:39:36,710 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 62 [2020-09-04 22:39:40,756 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:39:59,086 WARN L193 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:42:22,327 WARN L193 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2020-09-04 22:42:24,221 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2020-09-04 22:42:25,144 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2020-09-04 22:42:25,311 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2020-09-04 22:42:25,740 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 55 [2020-09-04 22:42:26,836 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 82 [2020-09-04 22:42:27,750 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 89 [2020-09-04 22:42:27,909 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 88 [2020-09-04 22:42:28,343 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 55 [2020-09-04 22:43:06,937 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2020-09-04 22:43:36,635 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:43:38,073 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:43:38,472 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:43:38,869 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 132 [2020-09-04 22:43:39,399 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:43:40,583 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:41,742 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:42,901 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:44,059 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:44,913 WARN L193 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:43:45,440 WARN L193 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:43:45,956 WARN L193 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:43:47,103 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:48,053 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:43:49,195 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:50,341 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:51,491 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:52,464 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 67 [2020-09-04 22:43:53,624 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:54,238 WARN L193 SmtUtils]: Spent 608.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:43:54,659 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:43:55,080 WARN L193 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:43:55,691 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:43:56,849 WARN L193 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:57,264 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:43:58,428 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:43:59,999 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification. DAG size of input: 103 DAG size of output: 68 [2020-09-04 22:44:00,592 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2020-09-04 22:44:01,364 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 60 [2020-09-04 22:44:02,443 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 140 DAG size of output: 66 [2020-09-04 22:44:02,968 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:44:03,862 WARN L193 SmtUtils]: Spent 878.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:44:05,024 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:05,826 WARN L193 SmtUtils]: Spent 794.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 63 [2020-09-04 22:44:06,872 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 137 DAG size of output: 66 [2020-09-04 22:44:08,037 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:08,473 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:09,286 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-09-04 22:44:10,124 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 62 [2020-09-04 22:44:10,690 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2020-09-04 22:44:11,328 WARN L193 SmtUtils]: Spent 634.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 56 [2020-09-04 22:44:11,763 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:12,196 WARN L193 SmtUtils]: Spent 428.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:12,621 WARN L193 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:13,646 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 143 DAG size of output: 69 [2020-09-04 22:44:14,077 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:15,244 WARN L193 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:15,677 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:16,826 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 133 DAG size of output: 70 [2020-09-04 22:44:17,416 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2020-09-04 22:44:17,852 WARN L193 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:18,453 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2020-09-04 22:44:19,492 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 109 DAG size of output: 70 [2020-09-04 22:44:20,098 WARN L193 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2020-09-04 22:44:20,528 WARN L193 SmtUtils]: Spent 425.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:21,402 WARN L193 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2020-09-04 22:44:22,033 WARN L193 SmtUtils]: Spent 626.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 62 [2020-09-04 22:44:23,210 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:23,674 WARN L193 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:24,441 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 60 [2020-09-04 22:44:25,199 WARN L193 SmtUtils]: Spent 754.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 56 [2020-09-04 22:44:26,375 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:27,549 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:28,385 WARN L193 SmtUtils]: Spent 832.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 63 [2020-09-04 22:44:29,300 WARN L193 SmtUtils]: Spent 910.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 65 [2020-09-04 22:44:29,762 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:30,230 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:31,165 WARN L193 SmtUtils]: Spent 928.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 65 [2020-09-04 22:44:31,632 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:32,670 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 103 DAG size of output: 68 [2020-09-04 22:44:33,427 WARN L193 SmtUtils]: Spent 752.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2020-09-04 22:44:34,436 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 108 DAG size of output: 64 [2020-09-04 22:44:34,909 WARN L193 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:35,481 WARN L193 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:44:36,749 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:37,997 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:39,254 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:40,476 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:41,406 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:44:41,983 WARN L193 SmtUtils]: Spent 572.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:44:42,556 WARN L193 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:44:43,765 WARN L193 SmtUtils]: Spent 1.20 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:44,876 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 133 DAG size of output: 67 [2020-09-04 22:44:45,766 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 64 [2020-09-04 22:44:47,010 WARN L193 SmtUtils]: Spent 1.24 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:47,474 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:48,227 WARN L193 SmtUtils]: Spent 748.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2020-09-04 22:44:48,694 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:49,769 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 134 DAG size of output: 65 [2020-09-04 22:44:50,659 WARN L193 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 67 [2020-09-04 22:44:51,114 WARN L193 SmtUtils]: Spent 450.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:51,576 WARN L193 SmtUtils]: Spent 456.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:52,043 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:52,499 WARN L193 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:44:53,146 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 64 [2020-09-04 22:44:54,426 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:55,651 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:56,470 WARN L193 SmtUtils]: Spent 814.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 60 [2020-09-04 22:44:57,742 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:44:58,559 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 58 [2020-09-04 22:44:59,494 WARN L193 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2020-09-04 22:45:00,324 WARN L193 SmtUtils]: Spent 825.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 65 [2020-09-04 22:45:01,610 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:02,868 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:03,423 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:45:03,874 WARN L193 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:05,166 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:06,207 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 103 DAG size of output: 66 [2020-09-04 22:45:07,144 WARN L193 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:45:08,425 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:09,680 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:10,905 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:11,466 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:45:11,924 WARN L193 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:12,391 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:12,869 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:13,332 WARN L193 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:14,186 WARN L193 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 60 [2020-09-04 22:45:14,976 WARN L193 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2020-09-04 22:45:15,451 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:16,710 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 133 DAG size of output: 70 [2020-09-04 22:45:17,376 WARN L193 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2020-09-04 22:45:17,996 WARN L193 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 62 [2020-09-04 22:45:18,470 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:19,727 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:20,860 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 129 DAG size of output: 69 [2020-09-04 22:45:22,126 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:22,595 WARN L193 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:23,104 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:23,547 WARN L193 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:24,126 WARN L193 SmtUtils]: Spent 573.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:45:25,098 WARN L193 SmtUtils]: Spent 965.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:45:26,359 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:27,331 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:45:28,597 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:29,569 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 62 [2020-09-04 22:45:30,838 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:31,536 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 56 [2020-09-04 22:45:32,642 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 108 DAG size of output: 63 [2020-09-04 22:45:33,914 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:35,186 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:35,947 WARN L193 SmtUtils]: Spent 755.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2020-09-04 22:45:36,786 WARN L193 SmtUtils]: Spent 833.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2020-09-04 22:45:37,255 WARN L193 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:37,728 WARN L193 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:38,993 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:39,638 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 63 [2020-09-04 22:45:40,112 WARN L193 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:40,768 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 57 [2020-09-04 22:45:41,237 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:42,134 WARN L193 SmtUtils]: Spent 891.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2020-09-04 22:45:42,900 WARN L193 SmtUtils]: Spent 761.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 68 [2020-09-04 22:45:43,881 WARN L193 SmtUtils]: Spent 975.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 61 [2020-09-04 22:45:45,171 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:46,456 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:47,334 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 60 [2020-09-04 22:45:48,616 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:49,746 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 143 DAG size of output: 69 [2020-09-04 22:45:50,217 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:50,940 WARN L193 SmtUtils]: Spent 718.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 58 [2020-09-04 22:45:52,224 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:53,199 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:45:54,470 WARN L193 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:55,754 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:45:56,337 WARN L193 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:45:56,823 WARN L193 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:57,470 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 59 [2020-09-04 22:45:58,701 WARN L193 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 133 DAG size of output: 61 [2020-09-04 22:45:59,179 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:45:59,656 WARN L193 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:00,951 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:02,032 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 134 DAG size of output: 62 [2020-09-04 22:46:02,510 WARN L193 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:03,147 WARN L193 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 62 [2020-09-04 22:46:04,430 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:05,786 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-09-04 22:46:06,773 WARN L193 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:46:07,358 WARN L193 SmtUtils]: Spent 580.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:46:08,346 WARN L193 SmtUtils]: Spent 981.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:46:09,628 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:10,616 WARN L193 SmtUtils]: Spent 983.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:46:11,606 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:46:12,907 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:13,897 WARN L193 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:46:15,186 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:16,475 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:17,469 WARN L193 SmtUtils]: Spent 989.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:46:17,948 WARN L193 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:18,430 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:19,258 WARN L193 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 66 [2020-09-04 22:46:20,213 WARN L193 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 63 [2020-09-04 22:46:20,696 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:21,176 WARN L193 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:21,809 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 62 [2020-09-04 22:46:22,940 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 104 DAG size of output: 67 [2020-09-04 22:46:24,249 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:25,720 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 139 DAG size of output: 70 [2020-09-04 22:46:27,023 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:28,311 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:29,620 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:30,220 WARN L193 SmtUtils]: Spent 595.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:46:30,744 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:31,226 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:31,767 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 54 [2020-09-04 22:46:33,027 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 133 DAG size of output: 61 [2020-09-04 22:46:34,058 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 113 DAG size of output: 68 [2020-09-04 22:46:34,549 WARN L193 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:35,850 WARN L193 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:36,950 WARN L193 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 101 DAG size of output: 63 [2020-09-04 22:46:38,269 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:39,213 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:46:40,225 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 130 DAG size of output: 61 [2020-09-04 22:46:41,535 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:42,191 WARN L193 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:46:43,117 WARN L193 SmtUtils]: Spent 920.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 63 [2020-09-04 22:46:43,601 WARN L193 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:46:44,857 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 136 DAG size of output: 67 [2020-09-04 22:46:46,169 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:47,170 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 66 [2020-09-04 22:46:47,828 WARN L193 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:46:48,567 WARN L193 SmtUtils]: Spent 725.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 55 [2020-09-04 22:46:49,693 WARN L193 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 134 DAG size of output: 65 [2020-09-04 22:46:50,431 WARN L193 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 58 [2020-09-04 22:46:51,380 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 66 [2020-09-04 22:46:52,694 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:53,374 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 64 [2020-09-04 22:46:54,697 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:56,005 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:46:57,015 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 111 DAG size of output: 65 [2020-09-04 22:46:58,385 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 113 DAG size of output: 67 [2020-09-04 22:46:58,878 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:00,090 WARN L193 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 133 DAG size of output: 67 [2020-09-04 22:47:01,437 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 143 DAG size of output: 65 [2020-09-04 22:47:01,937 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:02,437 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:03,159 WARN L193 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 63 [2020-09-04 22:47:03,850 WARN L193 SmtUtils]: Spent 686.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 64 [2020-09-04 22:47:05,181 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:05,679 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:06,630 WARN L193 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 63 [2020-09-04 22:47:07,944 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 135 DAG size of output: 71 [2020-09-04 22:47:09,259 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:10,589 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:11,199 WARN L193 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:47:11,824 WARN L193 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:47:12,852 WARN L193 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:47:14,184 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:15,214 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:47:16,542 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:17,879 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:18,490 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:47:19,824 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:21,147 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:21,655 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:22,152 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:22,660 WARN L193 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:23,158 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:23,656 WARN L193 SmtUtils]: Spent 493.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:24,991 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:25,955 WARN L193 SmtUtils]: Spent 959.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:47:26,596 WARN L193 SmtUtils]: Spent 636.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 60 [2020-09-04 22:47:27,309 WARN L193 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 60 [2020-09-04 22:47:28,679 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 109 DAG size of output: 71 [2020-09-04 22:47:30,015 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:31,346 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:32,520 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 131 DAG size of output: 65 [2020-09-04 22:47:33,660 WARN L193 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 103 DAG size of output: 67 [2020-09-04 22:47:34,217 WARN L193 SmtUtils]: Spent 552.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 57 [2020-09-04 22:47:35,392 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 147 DAG size of output: 72 [2020-09-04 22:47:36,395 WARN L193 SmtUtils]: Spent 999.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 60 [2020-09-04 22:47:36,952 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:37,724 WARN L193 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 59 [2020-09-04 22:47:39,067 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:39,569 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:40,897 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:42,233 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:42,991 WARN L193 SmtUtils]: Spent 753.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 55 [2020-09-04 22:47:43,494 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:44,854 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 135 DAG size of output: 71 [2020-09-04 22:47:46,192 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:47,068 WARN L193 SmtUtils]: Spent 871.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 60 [2020-09-04 22:47:48,383 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:49,107 WARN L193 SmtUtils]: Spent 719.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 57 [2020-09-04 22:47:49,617 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:50,791 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 105 DAG size of output: 68 [2020-09-04 22:47:52,103 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:53,499 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 144 DAG size of output: 66 [2020-09-04 22:47:54,440 WARN L193 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2020-09-04 22:47:55,764 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:47:56,258 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:47:57,179 WARN L193 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 59 [2020-09-04 22:47:57,884 WARN L193 SmtUtils]: Spent 700.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:47:59,204 WARN L193 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:00,543 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:01,867 WARN L193 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:02,362 WARN L193 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:03,290 WARN L193 SmtUtils]: Spent 924.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 59 [2020-09-04 22:48:04,649 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:05,714 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 143 DAG size of output: 69 [2020-09-04 22:48:06,211 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:07,542 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:08,034 WARN L193 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:09,368 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:10,183 WARN L193 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 67 [2020-09-04 22:48:10,681 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:11,184 WARN L193 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:11,682 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:13,015 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:13,521 WARN L193 SmtUtils]: Spent 502.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:14,863 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:15,359 WARN L193 SmtUtils]: Spent 492.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:16,701 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:17,673 WARN L193 SmtUtils]: Spent 968.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 64 [2020-09-04 22:48:18,420 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 55 [2020-09-04 22:48:19,595 WARN L193 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 131 DAG size of output: 66 [2020-09-04 22:48:20,974 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 110 DAG size of output: 69 [2020-09-04 22:48:21,554 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-09-04 22:48:22,298 WARN L193 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 59 [2020-09-04 22:48:23,176 WARN L193 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 58 [2020-09-04 22:48:23,680 WARN L193 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:24,655 WARN L193 SmtUtils]: Spent 971.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:48:25,476 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2020-09-04 22:48:26,753 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 135 DAG size of output: 68 [2020-09-04 22:48:27,673 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2020-09-04 22:48:28,644 WARN L193 SmtUtils]: Spent 966.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 65 [2020-09-04 22:48:29,459 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2020-09-04 22:48:30,431 WARN L193 SmtUtils]: Spent 967.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:48:31,432 WARN L193 SmtUtils]: Spent 996.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2020-09-04 22:48:32,120 WARN L193 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 64 [2020-09-04 22:48:33,150 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:48:33,761 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:35,101 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:35,779 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:48:36,280 WARN L193 SmtUtils]: Spent 496.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:37,144 WARN L193 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 59 [2020-09-04 22:48:38,195 WARN L193 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:48:38,864 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:40,217 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:40,828 WARN L193 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:42,166 WARN L193 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:43,525 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:44,886 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:45,505 WARN L193 SmtUtils]: Spent 614.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:46,866 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:47,482 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:48,523 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:48:49,241 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 58 [2020-09-04 22:48:50,588 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:51,942 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:52,448 WARN L193 SmtUtils]: Spent 501.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:48:53,803 WARN L193 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:55,172 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:56,534 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:57,162 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:57,785 WARN L193 SmtUtils]: Spent 619.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:48:59,164 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:48:59,797 WARN L193 SmtUtils]: Spent 628.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:49:01,165 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:02,536 WARN L193 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:10,712 WARN L193 SmtUtils]: Spent 8.14 s on a formula simplification. DAG size of input: 243 DAG size of output: 120 [2020-09-04 22:49:18,953 WARN L193 SmtUtils]: Spent 8.22 s on a formula simplification. DAG size of input: 243 DAG size of output: 120 [2020-09-04 22:49:19,909 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 61 [2020-09-04 22:49:20,593 WARN L193 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2020-09-04 22:49:21,986 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:22,770 WARN L193 SmtUtils]: Spent 777.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 62 [2020-09-04 22:49:23,294 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:23,814 WARN L193 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:24,732 WARN L193 SmtUtils]: Spent 914.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 58 [2020-09-04 22:49:25,601 WARN L193 SmtUtils]: Spent 864.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 68 [2020-09-04 22:49:26,119 WARN L193 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:26,646 WARN L193 SmtUtils]: Spent 522.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:27,169 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:28,229 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 129 DAG size of output: 61 [2020-09-04 22:49:28,752 WARN L193 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:29,439 WARN L193 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 61 [2020-09-04 22:49:29,975 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:31,372 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:32,816 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 109 DAG size of output: 71 [2020-09-04 22:49:33,796 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 61 [2020-09-04 22:49:34,571 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 56 [2020-09-04 22:49:35,568 WARN L193 SmtUtils]: Spent 992.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 61 [2020-09-04 22:49:36,099 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:37,498 WARN L193 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:38,305 WARN L193 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 58 [2020-09-04 22:49:39,565 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 135 DAG size of output: 66 [2020-09-04 22:49:40,573 WARN L193 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2020-09-04 22:49:41,975 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:42,566 WARN L193 SmtUtils]: Spent 586.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 59 [2020-09-04 22:49:43,973 WARN L193 SmtUtils]: Spent 1.40 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:44,618 WARN L193 SmtUtils]: Spent 640.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:49:45,269 WARN L193 SmtUtils]: Spent 646.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:49:45,916 WARN L193 SmtUtils]: Spent 641.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:49:47,331 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:47,988 WARN L193 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:49:48,735 WARN L193 SmtUtils]: Spent 742.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2020-09-04 22:49:49,267 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:49,801 WARN L193 SmtUtils]: Spent 530.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:51,226 WARN L193 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:52,173 WARN L193 SmtUtils]: Spent 943.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 58 [2020-09-04 22:49:52,709 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:54,121 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:49:54,869 WARN L193 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 63 [2020-09-04 22:49:55,411 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:49:56,227 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 65 [2020-09-04 22:49:57,220 WARN L193 SmtUtils]: Spent 988.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 61 [2020-09-04 22:49:58,235 WARN L193 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 98 DAG size of output: 59 [2020-09-04 22:49:59,695 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 140 DAG size of output: 66 [2020-09-04 22:50:00,639 WARN L193 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 62 [2020-09-04 22:50:01,173 WARN L193 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:02,214 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:50:02,989 WARN L193 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 63 [2020-09-04 22:50:04,449 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:05,008 WARN L193 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:06,487 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:07,531 WARN L193 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 103 DAG size of output: 65 [2020-09-04 22:50:08,986 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:09,533 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:10,066 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:10,603 WARN L193 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:11,733 WARN L193 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 105 DAG size of output: 61 [2020-09-04 22:50:12,276 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:13,234 WARN L193 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 58 [2020-09-04 22:50:14,676 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:15,328 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:50:16,773 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:18,220 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:18,763 WARN L193 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:19,873 WARN L193 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 124 DAG size of output: 60 [2020-09-04 22:50:21,325 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:22,768 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:23,837 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 100 DAG size of output: 63 [2020-09-04 22:50:24,378 WARN L193 SmtUtils]: Spent 536.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:25,836 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:26,381 WARN L193 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:26,933 WARN L193 SmtUtils]: Spent 547.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:27,489 WARN L193 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:28,032 WARN L193 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:29,501 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:30,358 WARN L193 SmtUtils]: Spent 853.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 59 [2020-09-04 22:50:31,661 WARN L193 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 102 DAG size of output: 67 [2020-09-04 22:50:33,122 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:34,189 WARN L193 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 102 DAG size of output: 62 [2020-09-04 22:50:35,607 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 136 DAG size of output: 67 [2020-09-04 22:50:36,157 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:36,710 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:37,272 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:37,827 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:39,289 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 135 DAG size of output: 71 [2020-09-04 22:50:39,842 WARN L193 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:40,712 WARN L193 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 58 [2020-09-04 22:50:41,258 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:42,674 WARN L193 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 136 DAG size of output: 67 [2020-09-04 22:50:44,142 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:45,018 WARN L193 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 62 [2020-09-04 22:50:45,577 WARN L193 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:46,657 WARN L193 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 101 DAG size of output: 60 [2020-09-04 22:50:47,343 WARN L193 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 57 [2020-09-04 22:50:47,896 WARN L193 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 46 [2020-09-04 22:50:49,388 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 177 DAG size of output: 65 [2020-09-04 22:50:50,463 WARN L193 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 131 DAG size of output: 58 [2020-09-04 22:50:51,442 WARN L193 SmtUtils]: Spent 976.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 58