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/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 16:26:21,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 16:26:21,610 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 16:26:21,622 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 16:26:21,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 16:26:21,624 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 16:26:21,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 16:26:21,627 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 16:26:21,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 16:26:21,629 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 16:26:21,630 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 16:26:21,632 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 16:26:21,632 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 16:26:21,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 16:26:21,634 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 16:26:21,635 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 16:26:21,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 16:26:21,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 16:26:21,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 16:26:21,641 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 16:26:21,643 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 16:26:21,644 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 16:26:21,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 16:26:21,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 16:26:21,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 16:26:21,650 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 16:26:21,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 16:26:21,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 16:26:21,651 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 16:26:21,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 16:26:21,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 16:26:21,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 16:26:21,654 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 16:26:21,655 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 16:26:21,656 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 16:26:21,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 16:26:21,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 16:26:21,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 16:26:21,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 16:26:21,659 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 16:26:21,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 16:26:21,660 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 16:26:21,675 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 16:26:21,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 16:26:21,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 16:26:21,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 16:26:21,677 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 16:26:21,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 16:26:21,678 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 16:26:21,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 16:26:21,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 16:26:21,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 16:26:21,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 16:26:21,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 16:26:21,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 16:26:21,679 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 16:26:21,680 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 16:26:21,680 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 16:26:21,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 16:26:21,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 16:26:21,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 16:26:21,681 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 16:26:21,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 16:26:21,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 16:26:21,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 16:26:21,682 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 16:26:21,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 16:26:21,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 16:26:21,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 16:26:21,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 16:26:21,683 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 16:26:21,714 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 16:26:21,730 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 16:26:21,736 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 16:26:21,738 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 16:26:21,738 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 16:26:21,739 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-20 16:26:21,819 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095a20b15/930308ceb1f24bd283e251b6ae7dd823/FLAG223f66c83 [2019-09-20 16:26:22,276 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 16:26:22,277 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2019-09-20 16:26:22,284 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095a20b15/930308ceb1f24bd283e251b6ae7dd823/FLAG223f66c83 [2019-09-20 16:26:22,622 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/095a20b15/930308ceb1f24bd283e251b6ae7dd823 [2019-09-20 16:26:22,633 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 16:26:22,635 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 16:26:22,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 16:26:22,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 16:26:22,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 16:26:22,642 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:26:22" (1/1) ... [2019-09-20 16:26:22,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54161a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:22, skipping insertion in model container [2019-09-20 16:26:22,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 04:26:22" (1/1) ... [2019-09-20 16:26:22,655 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 16:26:22,703 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 16:26:23,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:26:23,012 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 16:26:23,044 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 16:26:23,152 INFO L192 MainTranslator]: Completed translation [2019-09-20 16:26:23,152 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23 WrapperNode [2019-09-20 16:26:23,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 16:26:23,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 16:26:23,156 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 16:26:23,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 16:26:23,169 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,175 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,191 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,194 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 16:26:23,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 16:26:23,195 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 16:26:23,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 16:26:23,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 04:26:23" (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 16:26:23,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 16:26:23,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 16:26:23,261 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 16:26:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 16:26:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 16:26:23,261 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 16:26:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 16:26:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 16:26:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 16:26:23,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 16:26:23,661 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 16:26:23,661 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 16:26:23,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:26:23 BoogieIcfgContainer [2019-09-20 16:26:23,662 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 16:26:23,663 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 16:26:23,663 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 16:26:23,663 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 16:26:23,664 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 04:26:23" (1/1) ... [2019-09-20 16:26:23,665 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 16:26:23,687 INFO L162 IcfgInterpreter]: Started Sifa with 16 locations of interest [2019-09-20 16:26:23,687 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 16:26:23,695 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 16:26:23,703 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 16:26:23,705 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 16:26:23,795 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-20 16:26:24,127 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 16:26:24,828 WARN L191 SmtUtils]: Spent 618.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-20 16:26:25,845 WARN L191 SmtUtils]: Spent 971.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:26,171 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 16:26:26,494 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-09-20 16:26:27,428 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-20 16:26:28,326 WARN L191 SmtUtils]: Spent 860.00 ms on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 16:26:28,621 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 122 [2019-09-20 16:26:28,947 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:29,247 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:30,082 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:26:30,984 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-20 16:26:31,288 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-20 16:26:31,599 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:31,901 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:32,710 WARN L191 SmtUtils]: Spent 782.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-20 16:26:33,168 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 16:26:33,514 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:33,843 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:34,173 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:34,515 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:34,836 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:35,167 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:35,506 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:35,856 WARN L191 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:36,200 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:36,527 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:36,855 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:37,189 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:37,546 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:37,881 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:38,207 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:38,546 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:38,873 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:39,199 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:39,522 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:39,852 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:40,174 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:40,502 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:40,837 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:41,172 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 130 [2019-09-20 16:26:43,940 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 16:26:44,707 WARN L191 SmtUtils]: Spent 744.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:45,839 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:46,279 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:46,711 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:47,953 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 16:26:49,198 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-20 16:26:49,625 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-20 16:26:50,066 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:50,512 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:51,756 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 16:26:53,015 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-20 16:26:53,453 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-20 16:26:53,892 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:54,325 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:54,584 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 59 [2019-09-20 16:26:55,057 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 77 [2019-09-20 16:26:55,309 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 59 [2019-09-20 16:26:55,562 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 59 [2019-09-20 16:26:55,764 WARN L138 XnfTransformerHelper]: expecting exponential blowup for input size 7 [2019-09-20 16:26:56,515 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 16:26:57,632 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:58,069 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:58,511 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:26:59,764 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 16:27:01,025 WARN L191 SmtUtils]: Spent 1.24 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-20 16:27:01,460 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification that was a NOOP. DAG size: 155 [2019-09-20 16:27:01,984 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:27:02,421 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 154 [2019-09-20 16:27:03,663 WARN L191 SmtUtils]: Spent 1.22 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 16:27:05,065 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 164 [2019-09-20 16:27:05,496 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification that was a NOOP. DAG size: 155