java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loops/sum03-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:47:47,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:47:47,916 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:47:47,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:47:47,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:47:47,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:47:47,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:47:47,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:47:47,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:47:47,935 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:47:47,936 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:47:47,937 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:47:47,938 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:47:47,939 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:47:47,940 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:47:47,941 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:47:47,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:47:47,943 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:47:47,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:47:47,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:47:47,948 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:47:47,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:47:47,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:47:47,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:47:47,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:47:47,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:47:47,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:47:47,955 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:47:47,956 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:47:47,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:47:47,957 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:47:47,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:47:47,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:47:47,960 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:47:47,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:47:47,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:47:47,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:47:47,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:47:47,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:47:47,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:47:47,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:47:47,964 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-21 09:47:47,979 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:47:47,982 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:47:47,984 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:47:47,984 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:47:47,984 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:47:47,984 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:47:47,985 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:47:47,985 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:47:47,985 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:47:47,985 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:47:47,985 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:47:47,986 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:47:47,986 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:47:47,986 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:47:47,986 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:47:47,986 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:47:47,986 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:47:47,987 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:47:47,987 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:47:47,988 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:47:47,988 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:47:47,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:47:47,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:47:47,989 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:47:47,989 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:47:47,989 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:47:47,990 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:47:47,990 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:47:47,990 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:47:48,032 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:47:48,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:47:48,051 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:47:48,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:47:48,053 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:47:48,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/sum03-2.i [2019-09-21 09:47:48,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/365e52540/5a36b498b23b4e9f86b048a4b929c889/FLAGb5d28abe7 [2019-09-21 09:47:48,640 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:47:48,642 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/sum03-2.i [2019-09-21 09:47:48,649 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/365e52540/5a36b498b23b4e9f86b048a4b929c889/FLAGb5d28abe7 [2019-09-21 09:47:48,986 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/365e52540/5a36b498b23b4e9f86b048a4b929c889 [2019-09-21 09:47:48,997 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:47:48,999 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:47:49,000 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:47:49,000 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:47:49,004 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:47:49,005 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:47:48" (1/1) ... [2019-09-21 09:47:49,008 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17556a75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49, skipping insertion in model container [2019-09-21 09:47:49,008 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:47:48" (1/1) ... [2019-09-21 09:47:49,015 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:47:49,031 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:47:49,234 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:47:49,238 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:47:49,254 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:47:49,266 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:47:49,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49 WrapperNode [2019-09-21 09:47:49,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:47:49,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:47:49,268 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:47:49,268 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:47:49,373 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,378 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,389 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:47:49,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:47:49,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:47:49,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:47:49,395 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:47:49" (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 [2019-09-21 09:47:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:47:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:47:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-21 09:47:49,446 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:47:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:47:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 09:47:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-21 09:47:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:47:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:47:49,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:47:49,631 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:47:49,631 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-21 09:47:49,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:47:49 BoogieIcfgContainer [2019-09-21 09:47:49,632 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:47:49,633 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:47:49,633 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:47:49,633 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:47:49,635 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:47:49" (1/1) ... [2019-09-21 09:47:49,635 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:47:49,662 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:47:49,662 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:47:49,671 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:47:49,687 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:47:49,692 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:47:49,841 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1 for LOIs [2019-09-21 09:48:02,559 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-21 09:48:02,694 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-21 09:48:13,831 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2019-09-21 09:48:13,966 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 365 [2019-09-21 09:48:14,180 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 366 DAG size of output: 365 [2019-09-21 09:48:16,133 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 376 [2019-09-21 09:48:22,733 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 420 [2019-09-21 09:48:22,900 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 421 DAG size of output: 420 [2019-09-21 09:48:23,359 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2019-09-21 09:48:23,461 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 426 [2019-09-21 09:48:23,630 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 426 [2019-09-21 09:48:24,394 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2019-09-21 09:48:24,497 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 431 [2019-09-21 09:48:24,664 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 431 [2019-09-21 09:48:25,152 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2019-09-21 09:48:25,259 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 437 [2019-09-21 09:48:25,428 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 437 [2019-09-21 09:48:25,901 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 442 [2019-09-21 09:48:26,011 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 442 [2019-09-21 09:48:26,182 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-21 09:48:26,667 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2019-09-21 09:48:26,791 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 448 [2019-09-21 09:48:26,969 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 448 [2019-09-21 09:48:27,452 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2019-09-21 09:48:27,564 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 453 [2019-09-21 09:48:27,747 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 454 DAG size of output: 453 [2019-09-21 09:48:28,523 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2019-09-21 09:48:28,641 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 459 [2019-09-21 09:48:28,828 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-21 09:48:29,561 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:48:29,683 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-21 09:48:29,864 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 465 DAG size of output: 464