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/loop-invgen/apache-get-tag.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:20:26,424 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:20:26,426 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:20:26,437 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:20:26,438 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:20:26,439 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:20:26,440 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:20:26,442 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:20:26,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:20:26,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:20:26,446 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:20:26,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:20:26,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:20:26,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:20:26,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:20:26,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:20:26,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:20:26,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:20:26,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:20:26,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:20:26,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:20:26,461 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:20:26,463 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:20:26,464 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:20:26,467 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:20:26,467 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:20:26,467 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:20:26,468 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:20:26,468 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:20:26,469 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:20:26,470 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:20:26,470 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:20:26,471 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:20:26,472 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:20:26,473 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:20:26,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:20:26,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:20:26,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:20:26,474 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:20:26,475 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:20:26,476 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:20:26,477 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 17:20:26,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:20:26,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:20:26,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:20:26,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:20:26,493 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:20:26,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:20:26,493 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:20:26,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:20:26,494 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:20:26,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:20:26,494 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:20:26,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:20:26,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:20:26,495 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:20:26,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:20:26,495 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:20:26,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:20:26,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:20:26,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:20:26,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:20:26,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:20:26,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:20:26,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:20:26,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:20:26,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:20:26,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:20:26,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:20:26,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:20:26,497 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 17:20:26,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:20:26,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:20:26,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:20:26,545 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:20:26,545 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:20:26,546 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2019-09-20 17:20:26,606 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6edc92a98/55bf51fdaf98441686bed1039583ac51/FLAGa547264e2 [2019-09-20 17:20:27,259 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:20:27,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+sep-reducer.c [2019-09-20 17:20:27,291 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6edc92a98/55bf51fdaf98441686bed1039583ac51/FLAGa547264e2 [2019-09-20 17:20:27,455 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6edc92a98/55bf51fdaf98441686bed1039583ac51 [2019-09-20 17:20:27,464 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:20:27,465 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:20:27,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:20:27,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:20:27,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:20:27,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:20:27" (1/1) ... [2019-09-20 17:20:27,474 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7354cb84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:27, skipping insertion in model container [2019-09-20 17:20:27,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:20:27" (1/1) ... [2019-09-20 17:20:27,481 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:20:27,587 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:20:28,395 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:20:28,404 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:20:28,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:20:28,721 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:20:28,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28 WrapperNode [2019-09-20 17:20:28,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:20:28,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:20:28,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:20:28,723 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:20:28,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,761 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,819 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,857 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,879 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (1/1) ... [2019-09-20 17:20:28,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:20:28,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:20:28,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:20:28,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:20:28,912 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:28" (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 17:20:28,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:20:28,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:20:28,988 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:20:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:20:28,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:20:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:20:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:20:28,990 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:20:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:20:28,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:20:31,145 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:20:31,145 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 17:20:31,147 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:20:31 BoogieIcfgContainer [2019-09-20 17:20:31,147 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:20:31,148 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:20:31,148 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:20:31,148 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:20:31,149 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:20:31" (1/1) ... [2019-09-20 17:20:31,150 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 17:20:31,176 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 17:20:31,176 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:20:31,191 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:20:31,200 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:20:31,202 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:20:31,494 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 44 for LOIs [2019-09-20 17:20:33,116 WARN L191 SmtUtils]: Spent 613.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2019-09-20 17:20:33,692 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 17:20:34,096 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 17:20:34,411 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-20 17:20:34,431 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:34,452 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:34,895 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 17:20:35,231 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 17:20:35,661 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2019-09-20 17:20:36,027 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 17:20:36,030 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:36,383 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 17:20:36,734 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 17:20:37,293 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification that was a NOOP. DAG size: 159 [2019-09-20 17:20:37,832 WARN L191 SmtUtils]: Spent 504.00 ms on a formula simplification that was a NOOP. DAG size: 153 [2019-09-20 17:20:38,482 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2019-09-20 17:20:39,092 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-20 17:20:39,109 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:39,125 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:39,790 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-20 17:20:40,409 WARN L191 SmtUtils]: Spent 617.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-20 17:20:41,173 WARN L191 SmtUtils]: Spent 746.00 ms on a formula simplification that was a NOOP. DAG size: 197 [2019-09-20 17:20:41,832 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 17:20:41,834 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:42,488 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-20 17:20:43,095 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-09-20 17:20:43,930 WARN L191 SmtUtils]: Spent 788.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2019-09-20 17:20:44,729 WARN L191 SmtUtils]: Spent 770.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2019-09-20 17:20:45,805 WARN L191 SmtUtils]: Spent 955.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2019-09-20 17:20:46,745 WARN L191 SmtUtils]: Spent 873.00 ms on a formula simplification that was a NOOP. DAG size: 229 [2019-09-20 17:20:46,758 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:46,775 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:47,749 WARN L191 SmtUtils]: Spent 921.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-09-20 17:20:48,716 WARN L191 SmtUtils]: Spent 964.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-09-20 17:20:49,801 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification that was a NOOP. DAG size: 254 [2019-09-20 17:20:50,817 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2019-09-20 17:20:50,819 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:51,824 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-09-20 17:20:52,800 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification that was a NOOP. DAG size: 243 [2019-09-20 17:20:54,049 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification that was a NOOP. DAG size: 273 [2019-09-20 17:20:55,213 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification that was a NOOP. DAG size: 267 [2019-09-20 17:20:56,639 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 292 [2019-09-20 17:20:58,046 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification that was a NOOP. DAG size: 286 [2019-09-20 17:20:58,058 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:58,076 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:59,573 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 300 [2019-09-20 17:21:00,986 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 300 [2019-09-20 17:21:02,546 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 311 [2019-09-20 17:21:04,038 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 305 [2019-09-20 17:21:04,041 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:21:05,469 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 300 [2019-09-20 17:21:06,885 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 300 [2019-09-20 17:21:08,585 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 330