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 LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 08:26:11,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 08:26:11,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 08:26:11,773 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 08:26:11,773 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 08:26:11,774 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 08:26:11,775 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 08:26:11,777 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 08:26:11,779 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 08:26:11,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 08:26:11,781 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 08:26:11,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 08:26:11,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 08:26:11,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 08:26:11,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 08:26:11,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 08:26:11,786 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 08:26:11,787 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 08:26:11,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 08:26:11,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 08:26:11,793 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 08:26:11,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 08:26:11,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 08:26:11,796 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 08:26:11,801 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 08:26:11,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 08:26:11,802 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 08:26:11,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 08:26:11,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 08:26:11,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 08:26:11,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 08:26:11,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 08:26:11,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 08:26:11,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 08:26:11,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 08:26:11,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 08:26:11,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 08:26:11,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 08:26:11,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 08:26:11,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 08:26:11,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 08:26:11,821 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 08:26:11,847 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 08:26:11,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 08:26:11,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 08:26:11,850 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 08:26:11,850 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 08:26:11,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 08:26:11,850 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 08:26:11,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 08:26:11,851 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 08:26:11,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 08:26:11,851 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 08:26:11,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 08:26:11,852 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 08:26:11,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 08:26:11,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 08:26:11,853 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 08:26:11,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 08:26:11,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 08:26:11,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 08:26:11,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 08:26:11,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 08:26:11,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 08:26:11,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 08:26:11,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 08:26:11,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 08:26:11,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 08:26:11,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 08:26:11,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 08:26:11,857 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 -> 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 08:26:11,919 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 08:26:11,930 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 08:26:11,933 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 08:26:11,935 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 08:26:11,935 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 08:26:11,936 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-21 08:26:11,991 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c793861db/806013ae845c4243a60f22e3c527119f/FLAGf46d78756 [2019-09-21 08:26:12,390 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 08:26:12,391 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-21 08:26:12,403 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c793861db/806013ae845c4243a60f22e3c527119f/FLAGf46d78756 [2019-09-21 08:26:12,726 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c793861db/806013ae845c4243a60f22e3c527119f [2019-09-21 08:26:12,735 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 08:26:12,736 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 08:26:12,737 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 08:26:12,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 08:26:12,741 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 08:26:12,742 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:12" (1/1) ... [2019-09-21 08:26:12,745 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ece1a16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:12, skipping insertion in model container [2019-09-21 08:26:12,745 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 08:26:12" (1/1) ... [2019-09-21 08:26:12,753 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 08:26:12,794 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 08:26:13,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:26:13,021 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 08:26:13,056 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 08:26:13,162 INFO L192 MainTranslator]: Completed translation [2019-09-21 08:26:13,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13 WrapperNode [2019-09-21 08:26:13,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 08:26:13,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 08:26:13,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 08:26:13,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 08:26:13,177 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,177 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,191 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,195 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,197 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,200 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 08:26:13,200 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 08:26:13,201 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 08:26:13,201 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 08:26:13,202 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 08:26:13" (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 [2019-09-21 08:26:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 08:26:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 08:26:13,263 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 08:26:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 08:26:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-21 08:26:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-21 08:26:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 08:26:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 08:26:13,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 08:26:13,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 08:26:13,689 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 08:26:13,690 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 08:26:13,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:13 BoogieIcfgContainer [2019-09-21 08:26:13,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 08:26:13,692 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 08:26:13,692 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 08:26:13,693 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 08:26:13,694 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 08:26:13" (1/1) ... [2019-09-21 08:26:13,694 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 08:26:13,717 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-21 08:26:13,717 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 08:26:13,727 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 08:26:13,735 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 08:26:13,737 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 08:26:13,830 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 8 for LOIs [2019-09-21 08:26:14,172 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:15,025 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:18,228 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:18,456 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:21,386 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:21,482 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:23,929 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:24,165 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:27,105 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:27,188 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:30,470 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:30,652 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:33,951 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:34,040 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:37,191 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:37,363 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:40,831 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:40,906 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:44,029 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:44,181 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:47,628 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:47,700 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:50,994 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:51,175 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:54,256 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:54,319 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:26:56,961 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:26:57,113 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8 [2019-09-21 08:27:00,721 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-21 08:27:00,802 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 8