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_DDA -i ../../../trunk/examples/svcomp/loops/nec20.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:19:30,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:19:30,943 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:19:30,955 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:19:30,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:19:30,956 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:19:30,958 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:19:30,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:19:30,961 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:19:30,962 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:19:30,963 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:19:30,964 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:19:30,965 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:19:30,966 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:19:30,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:19:30,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:19:30,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:19:30,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:19:30,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:19:30,973 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:19:30,975 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:19:30,976 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:19:30,977 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:19:30,977 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:19:30,980 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:19:30,980 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:19:30,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:19:30,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:19:30,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:19:30,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:19:30,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:19:30,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:19:30,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:19:30,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:19:30,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:19:30,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:19:30,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:19:30,987 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:19:30,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:19:30,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:19:30,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:19:30,990 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 [2019-09-20 17:19:31,004 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:19:31,004 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:19:31,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:19:31,006 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:19:31,006 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:19:31,006 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:19:31,007 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:19:31,007 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:19:31,007 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:19:31,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:19:31,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:19:31,007 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:19:31,008 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:19:31,008 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:19:31,008 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:19:31,008 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:19:31,008 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:19:31,009 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:19:31,009 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:19:31,009 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:19:31,009 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:19:31,009 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:19:31,010 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:19:31,010 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:19:31,010 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:19:31,010 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:19:31,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:19:31,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:19:31,011 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_DDA [2019-09-20 17:19:31,041 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:19:31,054 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:19:31,057 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:19:31,059 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:19:31,059 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:19:31,060 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/nec20.c [2019-09-20 17:19:31,137 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3e8b1ec/3cdc430962964062bb1b0f160dca71f7/FLAG2ec52a5a8 [2019-09-20 17:19:31,622 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:19:31,623 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/nec20.c [2019-09-20 17:19:31,630 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3e8b1ec/3cdc430962964062bb1b0f160dca71f7/FLAG2ec52a5a8 [2019-09-20 17:19:32,035 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae3e8b1ec/3cdc430962964062bb1b0f160dca71f7 [2019-09-20 17:19:32,044 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:19:32,045 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:19:32,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:19:32,047 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:19:32,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:19:32,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,054 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aeb1e5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32, skipping insertion in model container [2019-09-20 17:19:32,054 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,061 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:19:32,079 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:19:32,281 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:19:32,285 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:19:32,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:19:32,400 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:19:32,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32 WrapperNode [2019-09-20 17:19:32,401 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:19:32,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:19:32,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:19:32,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:19:32,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,420 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,420 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,424 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,430 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,432 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:19:32,433 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:19:32,433 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:19:32,433 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:19:32,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:19:32" (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 [2019-09-20 17:19:32,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:19:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:19:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 17:19:32,494 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:19:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:19:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-09-20 17:19:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:19:32,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-09-20 17:19:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:19:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:19:32,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:19:32,807 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:19:32,807 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 17:19:32,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:19:32 BoogieIcfgContainer [2019-09-20 17:19:32,813 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:19:32,813 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:19:32,814 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:19:32,814 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:19:32,815 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:19:32" (1/1) ... [2019-09-20 17:19:32,816 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 17:19:32,866 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 17:19:32,866 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:19:32,877 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:19:32,890 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:19:32,892 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:19:32,994 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 3 for LOIs [2019-09-20 17:19:33,445 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-20 17:19:33,727 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 43 [2019-09-20 17:19:34,041 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2019-09-20 17:19:34,147 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 49 [2019-09-20 17:19:36,654 WARN L191 SmtUtils]: Spent 2.50 s on a formula simplification. DAG size of input: 53 DAG size of output: 49 [2019-09-20 17:19:36,816 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 51 [2019-09-20 17:19:37,086 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-20 17:19:37,331 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2019-09-20 17:19:39,475 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:19:39,704 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 59 [2019-09-20 17:19:39,982 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-20 17:19:40,276 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 59 [2019-09-20 17:19:41,046 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 66 [2019-09-20 17:19:45,556 WARN L191 SmtUtils]: Spent 4.51 s on a formula simplification that was a NOOP. DAG size: 66 [2019-09-20 17:19:45,810 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 66 [2019-09-20 17:19:46,021 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 69 [2019-09-20 17:19:46,308 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 69 [2019-09-20 17:19:47,158 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 76 [2019-09-20 17:19:47,794 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 17:19:50,382 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-20 17:19:50,938 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 78 [2019-09-20 17:19:51,053 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 17:19:51,320 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 78 [2019-09-20 17:19:54,221 WARN L191 SmtUtils]: Spent 2.90 s on a formula simplification. DAG size of input: 92 DAG size of output: 85 [2019-09-20 17:19:54,522 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:19:57,942 WARN L191 SmtUtils]: Spent 3.41 s on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-20 17:19:58,281 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-20 17:19:59,895 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 17:20:02,888 WARN L191 SmtUtils]: Spent 2.98 s on a formula simplification. DAG size of input: 93 DAG size of output: 87 [2019-09-20 17:20:13,489 WARN L191 SmtUtils]: Spent 10.58 s on a formula simplification. DAG size of input: 100 DAG size of output: 94 [2019-09-20 17:20:20,160 WARN L191 SmtUtils]: Spent 6.67 s on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 17:20:23,405 WARN L191 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 98 DAG size of output: 94