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 ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:22:56,719 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:22:56,721 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:22:56,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:22:56,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:22:56,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:22:56,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:22:56,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:22:56,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:22:56,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:22:56,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:22:56,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:22:56,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:22:56,743 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:22:56,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:22:56,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:22:56,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:22:56,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:22:56,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:22:56,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:22:56,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:22:56,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:22:56,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:22:56,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:22:56,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:22:56,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:22:56,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:22:56,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:22:56,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:22:56,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:22:56,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:22:56,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:22:56,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:22:56,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:22:56,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:22:56,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:22:56,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:22:56,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:22:56,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:22:56,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:22:56,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:22:56,766 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 19:22:56,780 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:22:56,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:22:56,781 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:22:56,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:22:56,782 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:22:56,782 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:22:56,782 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:22:56,782 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:22:56,783 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:22:56,783 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:22:56,783 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:22:56,783 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:22:56,783 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:22:56,784 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:22:56,784 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:22:56,784 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:22:56,784 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:22:56,784 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:22:56,785 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:22:56,785 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:22:56,785 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:22:56,785 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:22:56,785 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:22:56,786 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:22:56,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:22:56,786 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:22:56,786 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:22:56,786 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:22:56,787 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement 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 19:22:56,819 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:22:56,833 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:22:56,836 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:22:56,838 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:22:56,838 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:22:56,839 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 19:22:56,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffc772b0/2ca70edaa2534a0685b9242299d2cca2/FLAGf6cd55558 [2019-09-20 19:22:57,443 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:22:57,444 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+nlh-reducer.c [2019-09-20 19:22:57,471 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffc772b0/2ca70edaa2534a0685b9242299d2cca2/FLAGf6cd55558 [2019-09-20 19:22:57,650 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fffc772b0/2ca70edaa2534a0685b9242299d2cca2 [2019-09-20 19:22:57,660 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:22:57,662 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:22:57,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:57,662 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:22:57,665 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:22:57,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:57" (1/1) ... [2019-09-20 19:22:57,669 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e855e65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:57, skipping insertion in model container [2019-09-20 19:22:57,669 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:22:57" (1/1) ... [2019-09-20 19:22:57,676 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:22:57,755 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:22:58,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:58,363 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:22:58,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:22:58,646 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:22:58,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58 WrapperNode [2019-09-20 19:22:58,647 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:22:58,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:22:58,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:22:58,648 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:22:58,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,697 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,771 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (1/1) ... [2019-09-20 19:22:58,801 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:22:58,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:22:58,802 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:22:58,802 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:22:58,803 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:22:58" (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 19:22:58,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:22:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:22:58,859 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:22:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:22:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 19:22:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 19:22:58,859 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:22:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:22:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:22:58,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:23:00,528 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:23:00,529 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 19:23:00,531 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:00 BoogieIcfgContainer [2019-09-20 19:23:00,531 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:23:00,531 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:23:00,532 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:23:00,532 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:23:00,533 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:23:00" (1/1) ... [2019-09-20 19:23:00,534 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ 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 19:23:00,559 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 19:23:00,559 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:23:00,580 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:23:00,587 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:23:00,589 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:23:00,659 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-20 19:23:32,985 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,016 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,047 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,092 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,148 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,309 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,812 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,832 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,849 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,865 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,880 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:33,991 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,007 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,021 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,040 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,057 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,074 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,097 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,106 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,392 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2019-09-20 19:23:34,413 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:34,624 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 21 [2019-09-20 19:23:34,815 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2019-09-20 19:23:34,835 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:35,159 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 29 [2019-09-20 19:23:35,187 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:35,308 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 21 [2019-09-20 19:23:35,590 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 21 [2019-09-20 19:23:35,643 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:35,661 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:35,675 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:35,805 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 21 [2019-09-20 19:23:35,959 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 29 [2019-09-20 19:23:36,065 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:36,325 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:36,589 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:36,623 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:36,633 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 19:23:36,776 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6