/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/SifaCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem01_label33.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 10:06:03,088 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 10:06:03,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 10:06:03,110 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 10:06:03,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 10:06:03,112 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 10:06:03,114 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 10:06:03,123 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 10:06:03,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 10:06:03,131 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 10:06:03,133 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 10:06:03,135 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 10:06:03,135 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 10:06:03,137 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 10:06:03,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 10:06:03,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 10:06:03,142 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 10:06:03,143 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 10:06:03,145 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 10:06:03,149 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 10:06:03,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 10:06:03,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 10:06:03,159 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 10:06:03,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 10:06:03,163 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 10:06:03,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 10:06:03,170 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 10:06:03,171 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 10:06:03,172 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 10:06:03,173 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 10:06:03,173 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 10:06:03,174 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 10:06:03,174 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 10:06:03,174 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 10:06:03,175 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 10:06:03,177 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 10:06:03,177 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 10:06:03,212 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 10:06:03,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 10:06:03,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 10:06:03,217 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 10:06:03,217 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 10:06:03,217 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 10:06:03,217 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 10:06:03,218 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 10:06:03,218 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 10:06:03,218 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 10:06:03,218 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 10:06:03,218 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 10:06:03,219 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 10:06:03,219 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 10:06:03,219 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 10:06:03,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 10:06:03,222 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 10:06:03,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 10:06:03,223 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 10:06:03,223 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 10:06:03,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 10:06:03,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 10:06:03,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 10:06:03,224 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 10:06:03,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 10:06:03,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 10:06:03,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 10:06:03,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 10:06:03,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 10:06:03,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:06:03,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 10:06:03,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 10:06:03,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 10:06:03,226 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 10:06:03,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 10:06:03,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 10:06:03,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 10:06:03,228 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 10:06:03,568 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 10:06:03,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 10:06:03,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 10:06:03,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 10:06:03,586 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 10:06:03,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem01_label33.c [2019-11-24 10:06:03,649 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd1d8cbe/83d17a1616534f4ea622f46d706210ef/FLAGee20a4b36 [2019-11-24 10:06:04,219 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 10:06:04,220 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem01_label33.c [2019-11-24 10:06:04,235 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd1d8cbe/83d17a1616534f4ea622f46d706210ef/FLAGee20a4b36 [2019-11-24 10:06:04,489 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9dd1d8cbe/83d17a1616534f4ea622f46d706210ef [2019-11-24 10:06:04,498 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 10:06:04,500 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 10:06:04,501 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 10:06:04,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 10:06:04,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 10:06:04,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:06:04" (1/1) ... [2019-11-24 10:06:04,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d996306 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:04, skipping insertion in model container [2019-11-24 10:06:04,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:06:04" (1/1) ... [2019-11-24 10:06:04,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 10:06:04,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 10:06:05,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:06:05,100 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 10:06:05,224 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 10:06:05,243 INFO L208 MainTranslator]: Completed translation [2019-11-24 10:06:05,244 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05 WrapperNode [2019-11-24 10:06:05,244 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 10:06:05,245 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 10:06:05,245 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 10:06:05,245 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 10:06:05,254 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 10:06:05,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 10:06:05,333 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 10:06:05,333 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 10:06:05,347 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,357 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,437 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... [2019-11-24 10:06:05,451 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 10:06:05,452 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 10:06:05,452 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 10:06:05,452 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 10:06:05,453 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:06:05" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 10:06:05,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 10:06:05,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 10:06:07,532 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 10:06:07,533 INFO L284 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-24 10:06:07,534 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:06:07 BoogieIcfgContainer [2019-11-24 10:06:07,534 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 10:06:07,535 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 10:06:07,535 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 10:06:07,535 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 10:06:07,536 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:06:07" (1/1) ... [2019-11-24 10:06:07,537 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-24 10:06:07,562 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 10:06:07,562 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 10:06:07,571 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 10:06:07,578 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 10:06:07,580 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 10:06:07,876 WARN L192 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-11-24 10:06:10,460 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-24 10:06:11,657 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-24 10:06:12,946 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-11-24 10:06:15,494 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-11-24 10:06:16,150 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2019-11-24 10:06:19,948 WARN L192 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:06:20,125 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:06:20,233 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-11-24 10:06:24,697 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:06:24,829 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:06:24,939 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-11-24 10:06:26,429 WARN L192 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:06:29,336 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-11-24 10:06:29,347 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-11-24 10:06:30,694 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:06:30,779 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10694 conjuctions. This might take some time... [2019-11-24 10:06:36,496 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:06:36,556 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10694 conjuctions. This might take some time... [2019-11-24 10:06:42,363 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:06:42,445 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10694 conjuctions. This might take some time... [2019-11-24 10:06:51,922 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-11-24 10:06:52,406 WARN L192 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-11-24 10:06:52,528 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 163 [2019-11-24 10:06:52,630 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 163 [2019-11-24 10:06:52,846 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:06:52,951 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:06:53,055 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 164 [2019-11-24 10:06:53,167 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:06:53,299 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:06:53,415 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:06:53,541 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:53,656 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:53,770 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:53,892 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,007 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,135 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,265 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,404 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,519 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,635 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,749 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,864 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:54,995 WARN L192 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:06:55,113 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 166 [2019-11-24 10:06:55,229 WARN L192 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:06:55,361 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:06:55,482 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:06:55,603 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:06:55,780 WARN L192 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:06:55,903 WARN L192 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 167 [2019-11-24 10:06:56,025 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:06:56,153 WARN L192 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:06:56,293 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:06:56,419 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:06:56,613 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:06:56,741 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 168 [2019-11-24 10:06:56,874 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:06:57,012 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 168 [2019-11-24 10:06:57,150 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 168 [2019-11-24 10:06:57,299 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-11-24 10:06:57,484 WARN L192 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:06:57,616 WARN L192 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:06:57,748 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:06:58,055 WARN L192 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2019-11-24 10:06:58,449 WARN L192 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 170 [2019-11-24 10:06:58,836 WARN L192 SmtUtils]: Spent 383.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:06:59,263 WARN L192 SmtUtils]: Spent 394.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:06:59,688 WARN L192 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:00,048 WARN L192 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:00,256 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:00,403 WARN L192 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:00,550 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:00,721 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:00,867 WARN L192 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:01,016 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:01,173 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:01,324 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:01,475 WARN L192 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:01,639 WARN L192 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:01,799 WARN L192 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:01,963 WARN L192 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:02,132 WARN L192 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:02,289 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:02,445 WARN L192 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:02,620 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:02,783 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:02,946 WARN L192 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:03,120 WARN L192 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:03,290 WARN L192 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:03,459 WARN L192 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:03,651 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:03,826 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:04,011 WARN L192 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:04,190 WARN L192 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:04,365 WARN L192 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:04,540 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:04,736 WARN L192 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:07:04,916 WARN L192 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 177 [2019-11-24 10:07:05,094 WARN L192 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-11-24 10:07:05,283 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:05,463 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:05,644 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:05,842 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:07:06,029 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:07:06,220 WARN L192 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:06,408 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:07:06,594 WARN L192 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-24 10:07:06,776 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:06,971 WARN L192 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:07,158 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:07,339 WARN L192 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-11-24 10:07:07,528 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:07,715 WARN L192 SmtUtils]: Spent 185.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:07,902 WARN L192 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-11-24 10:07:08,210 WARN L192 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:07:08,410 WARN L192 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:07:08,602 WARN L192 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 181 [2019-11-24 10:07:08,839 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:07:09,038 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:07:09,236 WARN L192 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-11-24 10:07:09,495 WARN L192 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-11-24 10:07:09,701 WARN L192 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-11-24 10:07:09,903 WARN L192 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-11-24 10:07:10,115 WARN L192 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:07:10,323 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:07:10,532 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:07:10,791 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:07:11,000 WARN L192 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:07:11,208 WARN L192 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 185 [2019-11-24 10:07:11,426 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2019-11-24 10:07:11,646 WARN L192 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 186 [2019-11-24 10:07:11,863 WARN L192 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-24 10:07:12,094 WARN L192 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:12,323 WARN L192 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:12,544 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:12,771 WARN L192 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2019-11-24 10:07:13,003 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2019-11-24 10:07:13,226 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:13,475 WARN L192 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2019-11-24 10:07:13,709 WARN L192 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 187 [2019-11-24 10:07:13,934 WARN L192 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:14,158 WARN L192 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:14,376 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:14,595 WARN L192 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-24 10:07:14,597 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-11-24 10:07:14,604 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 15 [2019-11-24 10:07:15,747 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:07:15,807 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10694 conjuctions. This might take some time... [2019-11-24 10:07:21,304 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:07:21,362 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10694 conjuctions. This might take some time... [2019-11-24 10:07:26,948 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-11-24 10:07:27,005 WARN L177 XnfTransformerHelper]: Simplifying disjunction of 10694 conjuctions. This might take some time... [2019-11-24 10:07:33,747 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 144 [2019-11-24 10:07:37,474 WARN L192 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 165 [2019-11-24 10:07:37,779 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:37,890 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:37,995 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2019-11-24 10:07:38,114 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:38,230 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:38,341 WARN L192 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-24 10:07:38,458 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-11-24 10:07:38,576 WARN L192 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 169 [2019-11-24 10:07:38,694 WARN L192 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-24 10:07:38,825 WARN L192 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:38,945 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:39,065 WARN L192 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 170 [2019-11-24 10:07:39,192 WARN L192 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:39,326 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:39,451 WARN L192 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2019-11-24 10:07:39,592 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:39,723 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:39,853 WARN L192 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-11-24 10:07:39,996 WARN L192 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:40,130 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:40,264 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-24 10:07:40,421 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:40,559 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:40,697 WARN L192 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-24 10:07:40,841 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:40,984 WARN L192 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:41,125 WARN L192 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:41,282 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:07:41,433 WARN L192 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-11-24 10:07:41,586 WARN L192 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-11-24 10:07:41,735 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:41,883 WARN L192 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:42,031 WARN L192 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 176 [2019-11-24 10:07:42,197 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176 [2019-11-24 10:07:42,351 WARN L192 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 176