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 IntervalDomain --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/loop-invgen/id_build.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:26:28,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:26:28,288 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:26:28,299 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:26:28,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:26:28,301 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:26:28,302 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:26:28,304 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:26:28,306 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:26:28,307 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:26:28,308 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:26:28,309 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:26:28,309 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:26:28,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:26:28,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:26:28,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:26:28,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:26:28,315 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:26:28,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:26:28,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:26:28,322 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:26:28,323 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:26:28,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:26:28,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:26:28,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:26:28,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:26:28,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:26:28,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:26:28,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:26:28,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:26:28,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:26:28,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:26:28,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:26:28,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:26:28,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:26:28,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:26:28,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:26:28,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:26:28,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:26:28,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:26:28,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:26:28,343 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 16:26:28,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:26:28,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:26:28,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:26:28,358 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:26:28,359 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:26:28,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:26:28,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:26:28,359 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:26:28,359 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:26:28,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:26:28,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:26:28,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:26:28,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:26:28,360 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:26:28,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:26:28,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:26:28,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:26:28,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:26:28,361 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:26:28,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:26:28,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:26:28,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:26:28,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:26:28,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:26:28,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:26:28,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:26:28,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:26:28,363 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:26:28,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain 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 16:26:28,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:26:28,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:26:28,423 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:26:28,424 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:26:28,424 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:26:28,425 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2019-09-20 16:26:28,489 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706aef432/987ea43985a846059a859671eace6eb9/FLAGcb7a97279 [2019-09-20 16:26:29,060 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:26:29,062 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2019-09-20 16:26:29,090 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706aef432/987ea43985a846059a859671eace6eb9/FLAGcb7a97279 [2019-09-20 16:26:29,311 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/706aef432/987ea43985a846059a859671eace6eb9 [2019-09-20 16:26:29,322 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:26:29,324 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:26:29,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:26:29,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:26:29,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:26:29,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:26:29" (1/1) ... [2019-09-20 16:26:29,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a2ab94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:29, skipping insertion in model container [2019-09-20 16:26:29,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:26:29" (1/1) ... [2019-09-20 16:26:29,343 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:26:29,426 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:26:30,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:26:30,134 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:26:30,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:26:30,387 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:26:30,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30 WrapperNode [2019-09-20 16:26:30,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:26:30,389 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:26:30,389 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:26:30,389 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:26:30,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,444 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,444 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,526 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (1/1) ... [2019-09-20 16:26:30,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:26:30,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:26:30,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:26:30,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:26:30,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:30" (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 16:26:30,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:26:30,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:26:30,604 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:26:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:26:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 16:26:30,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 16:26:30,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:26:30,605 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:26:30,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:26:30,605 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:26:31,887 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:26:31,887 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 16:26:31,888 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:26:31 BoogieIcfgContainer [2019-09-20 16:26:31,889 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:26:31,889 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:26:31,889 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:26:31,890 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:26:31,891 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:26:31" (1/1) ... [2019-09-20 16:26:31,892 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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 16:26:31,919 INFO L162 IcfgInterpreter]: Started Sifa with 2 locations of interest [2019-09-20 16:26:31,919 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:26:31,949 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:26:31,960 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:26:31,962 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:26:32,069 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 16:26:33,072 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:33,198 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 16:26:33,211 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:33,482 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 16:26:33,522 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:34,008 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:26:34,023 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:34,648 WARN L191 SmtUtils]: Spent 595.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 16:26:34,661 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:35,458 WARN L191 SmtUtils]: Spent 774.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 16:26:35,521 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:36,545 WARN L191 SmtUtils]: Spent 980.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 16:26:36,558 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:37,933 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 16:26:37,950 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:39,547 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:26:39,561 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:39,587 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:39,963 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:26:39,973 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:40,528 WARN L191 SmtUtils]: Spent 540.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 16:26:40,538 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:41,429 WARN L191 SmtUtils]: Spent 875.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 16:26:41,465 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:42,464 WARN L191 SmtUtils]: Spent 962.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 16:26:42,475 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:43,756 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 16:26:43,770 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:45,388 WARN L191 SmtUtils]: Spent 1.60 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:26:45,401 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:45,424 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:45,796 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:26:45,806 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:46,354 WARN L191 SmtUtils]: Spent 535.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 16:26:46,364 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:47,247 WARN L191 SmtUtils]: Spent 866.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 16:26:47,280 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:48,287 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 16:26:48,296 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:49,534 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 16:26:49,548 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:51,135 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:26:51,144 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:51,164 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:51,523 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:26:51,529 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:52,072 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 16:26:52,080 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:52,809 WARN L191 SmtUtils]: Spent 717.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 16:26:52,837 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:53,932 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 16:26:53,943 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:55,188 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 16:26:55,198 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:56,783 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:26:56,795 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:56,816 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:57,254 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:26:57,259 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:57,798 WARN L191 SmtUtils]: Spent 530.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 16:26:57,804 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:58,544 WARN L191 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 16:26:58,573 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:26:59,714 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 16:26:59,723 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:00,981 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 16:27:00,992 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:02,668 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:27:02,678 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:02,694 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:03,064 WARN L191 SmtUtils]: Spent 357.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:27:03,070 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:03,585 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2019-09-20 16:27:03,594 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:04,356 WARN L191 SmtUtils]: Spent 751.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2019-09-20 16:27:04,373 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:05,353 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2019-09-20 16:27:05,361 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:06,634 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 277 [2019-09-20 16:27:06,650 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 16:27:08,217 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:27:09,744 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 313 [2019-09-20 16:27:09,754 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6