/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/product-lines/email_spec11_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 17:10:11,061 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 17:10:11,063 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 17:10:11,083 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 17:10:11,083 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 17:10:11,085 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 17:10:11,087 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 17:10:11,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 17:10:11,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 17:10:11,101 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 17:10:11,102 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 17:10:11,103 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 17:10:11,104 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 17:10:11,105 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 17:10:11,106 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 17:10:11,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 17:10:11,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 17:10:11,108 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 17:10:11,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 17:10:11,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 17:10:11,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 17:10:11,114 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 17:10:11,115 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 17:10:11,116 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 17:10:11,118 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 17:10:11,118 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 17:10:11,118 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 17:10:11,119 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 17:10:11,120 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 17:10:11,121 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 17:10:11,121 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 17:10:11,122 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 17:10:11,122 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 17:10:11,123 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 17:10:11,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 17:10:11,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 17:10:11,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 17:10:11,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 17:10:11,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 17:10:11,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 17:10:11,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 17:10:11,128 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 17:10:11,142 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 17:10:11,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 17:10:11,143 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 17:10:11,144 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 17:10:11,144 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 17:10:11,144 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 17:10:11,144 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 17:10:11,144 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 17:10:11,145 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 17:10:11,145 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 17:10:11,145 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 17:10:11,145 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 17:10:11,146 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 17:10:11,146 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 17:10:11,146 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 17:10:11,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 17:10:11,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 17:10:11,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 17:10:11,147 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 17:10:11,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 17:10:11,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 17:10:11,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 17:10:11,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 17:10:11,148 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 17:10:11,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 17:10:11,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 17:10:11,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 17:10:11,149 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 17:10:11,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 17:10:11,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 17:10:11,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 17:10:11,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 17:10:11,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 17:10:11,150 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 17:10:11,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 17:10:11,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 17:10:11,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 17:10:11,151 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 17:10:11,417 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 17:10:11,434 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 17:10:11,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 17:10:11,439 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 17:10:11,440 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 17:10:11,440 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product15.cil.c [2019-11-24 17:10:11,511 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171ba3a5e/565a6b447f6c41869dcbc51c85382233/FLAG46e4ed079 [2019-11-24 17:10:12,101 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 17:10:12,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product15.cil.c [2019-11-24 17:10:12,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171ba3a5e/565a6b447f6c41869dcbc51c85382233/FLAG46e4ed079 [2019-11-24 17:10:12,351 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/171ba3a5e/565a6b447f6c41869dcbc51c85382233 [2019-11-24 17:10:12,360 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 17:10:12,362 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 17:10:12,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 17:10:12,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 17:10:12,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 17:10:12,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:10:12" (1/1) ... [2019-11-24 17:10:12,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4019a4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:12, skipping insertion in model container [2019-11-24 17:10:12,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 05:10:12" (1/1) ... [2019-11-24 17:10:12,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 17:10:12,462 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 17:10:13,120 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:10:13,139 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 17:10:13,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 17:10:13,433 INFO L208 MainTranslator]: Completed translation [2019-11-24 17:10:13,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13 WrapperNode [2019-11-24 17:10:13,433 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 17:10:13,434 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 17:10:13,434 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 17:10:13,434 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 17:10:13,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,577 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 17:10:13,577 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 17:10:13,578 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 17:10:13,578 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 17:10:13,588 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,603 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,604 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (1/1) ... [2019-11-24 17:10:13,736 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 17:10:13,737 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 17:10:13,737 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 17:10:13,737 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 17:10:13,738 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 05:10:13" (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 17:10:13,812 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-24 17:10:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 17:10:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-24 17:10:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 17:10:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 17:10:19,850 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 17:10:19,850 INFO L284 CfgBuilder]: Removed 259 assume(true) statements. [2019-11-24 17:10:19,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:10:19 BoogieIcfgContainer [2019-11-24 17:10:19,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 17:10:19,852 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 17:10:19,852 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 17:10:19,853 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 17:10:19,853 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 05:10:19" (1/1) ... [2019-11-24 17:10:19,854 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 17:10:19,875 INFO L159 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-11-24 17:10:19,875 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 17:10:19,883 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 17:10:19,889 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 17:10:19,890 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 17:10:49,411 WARN L192 SmtUtils]: Spent 480.00 ms on a formula simplification that was a NOOP. DAG size: 653 [2019-11-24 17:10:52,236 WARN L192 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 266 DAG size of output: 217 [2019-11-24 17:10:52,563 WARN L192 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 684 [2019-11-24 17:10:56,494 WARN L192 SmtUtils]: Spent 2.75 s on a formula simplification. DAG size of input: 1267 DAG size of output: 1259 [2019-11-24 17:10:57,889 WARN L192 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 1267 DAG size of output: 1259 [2019-11-24 17:10:59,432 WARN L192 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 1259 DAG size of output: 1251 [2019-11-24 17:11:01,376 WARN L192 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 1494 [2019-11-24 17:11:03,136 WARN L192 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 1494 [2019-11-24 17:11:04,962 WARN L192 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 1494 [2019-11-24 17:11:05,495 WARN L192 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 1071 [2019-11-24 17:11:06,043 WARN L192 SmtUtils]: Spent 545.00 ms on a formula simplification that was a NOOP. DAG size: 1071 [2019-11-24 17:11:06,570 WARN L192 SmtUtils]: Spent 525.00 ms on a formula simplification that was a NOOP. DAG size: 1071 [2019-11-24 17:11:08,894 WARN L192 SmtUtils]: Spent 2.30 s on a formula simplification. DAG size of input: 1533 DAG size of output: 1519 [2019-11-24 17:11:11,167 WARN L192 SmtUtils]: Spent 2.27 s on a formula simplification. DAG size of input: 1533 DAG size of output: 1519 [2019-11-24 17:11:14,155 WARN L192 SmtUtils]: Spent 2.98 s on a formula simplification that was a NOOP. DAG size: 1518 [2019-11-24 17:11:16,794 WARN L192 SmtUtils]: Spent 2.63 s on a formula simplification that was a NOOP. DAG size: 1521 [2019-11-24 17:11:19,535 WARN L192 SmtUtils]: Spent 2.74 s on a formula simplification that was a NOOP. DAG size: 1521 [2019-11-24 17:11:22,175 WARN L192 SmtUtils]: Spent 2.64 s on a formula simplification that was a NOOP. DAG size: 1521 [2019-11-24 17:11:25,728 WARN L192 SmtUtils]: Spent 3.52 s on a formula simplification that was a NOOP. DAG size: 1668 [2019-11-24 17:11:29,339 WARN L192 SmtUtils]: Spent 3.61 s on a formula simplification that was a NOOP. DAG size: 1668 [2019-11-24 17:11:32,800 WARN L192 SmtUtils]: Spent 3.46 s on a formula simplification that was a NOOP. DAG size: 1668 [2019-11-24 17:11:36,553 WARN L192 SmtUtils]: Spent 3.74 s on a formula simplification that was a NOOP. DAG size: 1671 [2019-11-24 17:11:40,523 WARN L192 SmtUtils]: Spent 3.97 s on a formula simplification that was a NOOP. DAG size: 1671 [2019-11-24 17:11:44,361 WARN L192 SmtUtils]: Spent 3.84 s on a formula simplification that was a NOOP. DAG size: 1671 [2019-11-24 17:11:48,719 WARN L192 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 1705 DAG size of output: 1691