/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/array-examples/standard_maxInArray_ground.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 09:41:08,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 09:41:08,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 09:41:08,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 09:41:08,298 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 09:41:08,299 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 09:41:08,300 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 09:41:08,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 09:41:08,304 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 09:41:08,305 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 09:41:08,306 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 09:41:08,307 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 09:41:08,307 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 09:41:08,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 09:41:08,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 09:41:08,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 09:41:08,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 09:41:08,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 09:41:08,314 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 09:41:08,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 09:41:08,317 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 09:41:08,318 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 09:41:08,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 09:41:08,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 09:41:08,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 09:41:08,326 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 09:41:08,327 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 09:41:08,327 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 09:41:08,328 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 09:41:08,329 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 09:41:08,329 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 09:41:08,330 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 09:41:08,330 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 09:41:08,330 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 09:41:08,331 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 09:41:08,332 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 09:41:08,333 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 09:41:08,348 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 09:41:08,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 09:41:08,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 09:41:08,349 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 09:41:08,349 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 09:41:08,349 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 09:41:08,350 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 09:41:08,350 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 09:41:08,350 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 09:41:08,350 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 09:41:08,350 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 09:41:08,351 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 09:41:08,351 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 09:41:08,351 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 09:41:08,351 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 09:41:08,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 09:41:08,352 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 09:41:08,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 09:41:08,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 09:41:08,353 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 09:41:08,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 09:41:08,355 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 09:41:08,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 09:41:08,355 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 09:41:08,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 09:41:08,355 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 09:41:08,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 09:41:08,356 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 09:41:08,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 09:41:08,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 09:41:08,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 09:41:08,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 09:41:08,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 09:41:08,357 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 09:41:08,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 09:41:08,359 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 09:41:08,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 09:41:08,359 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 09:41:08,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 09:41:08,641 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 09:41:08,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 09:41:08,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 09:41:08,647 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 09:41:08,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i [2019-11-24 09:41:08,719 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3060a14b4/2a031cb4de4041aaa6b081c331397ab0/FLAG9e59fe87a [2019-11-24 09:41:09,168 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 09:41:09,169 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-examples/standard_maxInArray_ground.i [2019-11-24 09:41:09,174 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3060a14b4/2a031cb4de4041aaa6b081c331397ab0/FLAG9e59fe87a [2019-11-24 09:41:09,579 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3060a14b4/2a031cb4de4041aaa6b081c331397ab0 [2019-11-24 09:41:09,588 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 09:41:09,590 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 09:41:09,590 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 09:41:09,590 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 09:41:09,594 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 09:41:09,595 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a32c64f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09, skipping insertion in model container [2019-11-24 09:41:09,598 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 09:41:09,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 09:41:09,807 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:41:09,813 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 09:41:09,833 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 09:41:09,851 INFO L208 MainTranslator]: Completed translation [2019-11-24 09:41:09,852 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09 WrapperNode [2019-11-24 09:41:09,852 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 09:41:09,853 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 09:41:09,853 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 09:41:09,853 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 09:41:09,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,944 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,968 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 09:41:09,969 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 09:41:09,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 09:41:09,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 09:41:09,977 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,977 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,979 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,984 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,989 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (1/1) ... [2019-11-24 09:41:09,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 09:41:09,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 09:41:09,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 09:41:09,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 09:41:09,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:41:09" (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 09:41:10,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-24 09:41:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 09:41:10,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 09:41:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-24 09:41:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 09:41:10,057 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-24 09:41:10,438 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 09:41:10,439 INFO L284 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-24 09:41:10,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:41:10 BoogieIcfgContainer [2019-11-24 09:41:10,440 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 09:41:10,441 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-24 09:41:10,441 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-24 09:41:10,441 INFO L275 PluginConnector]: Sifa initialized [2019-11-24 09:41:10,442 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 09:41:10" (1/1) ... [2019-11-24 09:41:10,443 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 09:41:10,481 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-24 09:41:10,481 INFO L166 IcfgInterpreter]: Building call graph [2019-11-24 09:41:10,489 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-24 09:41:10,496 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-24 09:41:10,497 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-24 09:41:20,980 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2019-11-24 09:41:21,122 WARN L192 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 192 [2019-11-24 09:41:47,354 WARN L192 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 265 [2019-11-24 09:41:47,568 WARN L192 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 263 [2019-11-24 09:41:47,781 WARN L192 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 266 [2019-11-24 09:41:47,963 WARN L192 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 267 [2019-11-24 09:42:07,858 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 301 [2019-11-24 09:42:12,968 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 313 [2019-11-24 09:42:15,316 WARN L192 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 316 [2019-11-24 09:42:17,866 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 319 [2019-11-24 09:42:23,302 WARN L192 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 327 [2019-11-24 09:42:23,421 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 328 DAG size of output: 327 [2019-11-24 09:42:25,707 WARN L192 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 334 [2019-11-24 09:42:25,825 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 328 [2019-11-24 09:42:28,544 WARN L192 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 335 DAG size of output: 334 [2019-11-24 09:42:31,031 WARN L192 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-11-24 09:42:31,181 WARN L192 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 338 DAG size of output: 336 [2019-11-24 09:42:31,429 WARN L192 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 339 [2019-11-24 09:42:34,089 WARN L192 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 350 DAG size of output: 348 [2019-11-24 09:42:34,214 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 343 [2019-11-24 09:42:36,930 WARN L192 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 353 DAG size of output: 350 [2019-11-24 09:42:37,048 WARN L192 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 351 DAG size of output: 347 [2019-11-24 09:42:39,852 WARN L192 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 351 [2019-11-24 09:42:39,974 WARN L192 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 351