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+lhb-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 17:20:22,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 17:20:22,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 17:20:22,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 17:20:22,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 17:20:22,603 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 17:20:22,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 17:20:22,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 17:20:22,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 17:20:22,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 17:20:22,626 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 17:20:22,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 17:20:22,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 17:20:22,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 17:20:22,635 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 17:20:22,637 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 17:20:22,638 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 17:20:22,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 17:20:22,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 17:20:22,648 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 17:20:22,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 17:20:22,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 17:20:22,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 17:20:22,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 17:20:22,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 17:20:22,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 17:20:22,663 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 17:20:22,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 17:20:22,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 17:20:22,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 17:20:22,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 17:20:22,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 17:20:22,671 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 17:20:22,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 17:20:22,674 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 17:20:22,674 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 17:20:22,675 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 17:20:22,675 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 17:20:22,675 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 17:20:22,676 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 17:20:22,676 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 17:20:22,678 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 17:20:22,692 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 17:20:22,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 17:20:22,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 17:20:22,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 17:20:22,694 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 17:20:22,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 17:20:22,694 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 17:20:22,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 17:20:22,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 17:20:22,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 17:20:22,695 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 17:20:22,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 17:20:22,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 17:20:22,696 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 17:20:22,696 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 17:20:22,696 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 17:20:22,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 17:20:22,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 17:20:22,697 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 17:20:22,697 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 17:20:22,697 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 17:20:22,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 17:20:22,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 17:20:22,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 17:20:22,698 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 17:20:22,698 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 17:20:22,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 17:20:22,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 17:20:22,699 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 17:20:22,734 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 17:20:22,746 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 17:20:22,749 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 17:20:22,751 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 17:20:22,751 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 17:20:22,752 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-09-20 17:20:22,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ca9b5999/89de6d7010d64b7ea88ce647a375932c/FLAG5059f84c5 [2019-09-20 17:20:23,304 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 17:20:23,304 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.p+lhb-reducer.c [2019-09-20 17:20:23,323 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ca9b5999/89de6d7010d64b7ea88ce647a375932c/FLAG5059f84c5 [2019-09-20 17:20:23,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0ca9b5999/89de6d7010d64b7ea88ce647a375932c [2019-09-20 17:20:23,702 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 17:20:23,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 17:20:23,704 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 17:20:23,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 17:20:23,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 17:20:23,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:20:23" (1/1) ... [2019-09-20 17:20:23,712 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49fc6e45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:23, skipping insertion in model container [2019-09-20 17:20:23,712 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 05:20:23" (1/1) ... [2019-09-20 17:20:23,720 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 17:20:23,787 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 17:20:24,126 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:20:24,222 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 17:20:24,302 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 17:20:24,317 INFO L192 MainTranslator]: Completed translation [2019-09-20 17:20:24,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24 WrapperNode [2019-09-20 17:20:24,318 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 17:20:24,319 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 17:20:24,319 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 17:20:24,319 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 17:20:24,333 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,357 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,358 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,373 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,382 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (1/1) ... [2019-09-20 17:20:24,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 17:20:24,390 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 17:20:24,390 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 17:20:24,390 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 17:20:24,391 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 05:20:24" (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 17:20:24,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 17:20:24,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 17:20:24,454 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 17:20:24,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 17:20:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 17:20:24,455 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 17:20:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 17:20:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 17:20:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 17:20:24,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 17:20:25,109 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 17:20:25,110 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 17:20:25,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:20:25 BoogieIcfgContainer [2019-09-20 17:20:25,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 17:20:25,112 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 17:20:25,112 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 17:20:25,112 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 17:20:25,113 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 05:20:25" (1/1) ... [2019-09-20 17:20:25,114 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 17:20:25,140 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 17:20:25,141 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 17:20:25,150 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 17:20:25,160 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 17:20:25,161 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 17:20:25,378 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 26 for LOIs [2019-09-20 17:20:26,051 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 59 [2019-09-20 17:20:26,205 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-20 17:20:26,547 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 17:20:27,213 WARN L191 SmtUtils]: Spent 665.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 79 [2019-09-20 17:20:27,539 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2019-09-20 17:20:28,181 WARN L191 SmtUtils]: Spent 602.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 85 [2019-09-20 17:20:28,432 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:20:29,004 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:20:30,007 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 151 DAG size of output: 104 [2019-09-20 17:20:30,663 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 85 [2019-09-20 17:20:30,922 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 17:20:31,413 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 17:20:32,460 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 151 DAG size of output: 104 [2019-09-20 17:20:32,515 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:32,543 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:32,850 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 17:20:33,126 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 17:20:34,310 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 146 DAG size of output: 141 [2019-09-20 17:20:34,884 WARN L191 SmtUtils]: Spent 573.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-20 17:20:36,122 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 151 DAG size of output: 142 [2019-09-20 17:20:36,459 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 17:20:36,466 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:36,821 WARN L191 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 17:20:37,093 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 17:20:39,182 WARN L191 SmtUtils]: Spent 2.06 s on a formula simplification. DAG size of input: 188 DAG size of output: 160 [2019-09-20 17:20:40,216 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification that was a NOOP. DAG size: 160 [2019-09-20 17:20:42,332 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification. DAG size of input: 170 DAG size of output: 160 [2019-09-20 17:20:42,747 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 17:20:45,401 WARN L191 SmtUtils]: Spent 2.63 s on a formula simplification. DAG size of input: 228 DAG size of output: 178 [2019-09-20 17:20:46,671 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification that was a NOOP. DAG size: 178 [2019-09-20 17:20:49,353 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 190 DAG size of output: 179 [2019-09-20 17:20:49,873 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 17:20:49,890 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:49,911 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:50,498 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 17:20:51,027 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 17:20:53,125 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 187 DAG size of output: 184 [2019-09-20 17:20:53,275 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:20:53,424 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:20:55,527 WARN L191 SmtUtils]: Spent 2.10 s on a formula simplification. DAG size of input: 187 DAG size of output: 184 [2019-09-20 17:20:55,684 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:20:55,832 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 17:20:55,834 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 6 [2019-09-20 17:20:56,404 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 17:20:56,934 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 17:20:58,667 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 320 DAG size of output: 241 [2019-09-20 17:20:59,445 WARN L191 SmtUtils]: Spent 777.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-09-20 17:21:00,659 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 235 [2019-09-20 17:21:03,775 WARN L191 SmtUtils]: Spent 3.11 s on a formula simplification. DAG size of input: 290 DAG size of output: 240 [2019-09-20 17:21:05,061 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 235